Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
33330
| ID | Kootenai | Coeur d'Alene Lake | 1889 |
17010303
| Coeur d'Alene Lake | failed |
33178
| ID | Kootenai | Coeur d'Alene Lake | 1889 |
17010303
| Coeur d'Alene Lake | collected |
33180
| ID | Kootenai | Hayden Lake, small body of water north of Pend d'Oreille | 1889 |
17010305
| Upper Spokane | failed |
33331
| ID | Kootenai | Hayden Lake, small body of water north of Pend d'Oreille | 1889 |
17010305
| Upper Spokane | failed |
238517
| WA | Stevens | Little Falls Dam, on the Spokane River | 2000 |
17010307
| Lower Spokane | established |